SK3A0015KB3K - Hammond Power Solutions 15kVA 480V 208Y/120V 3-Phase K-Factor Transformer

SK3A0015KB3K

SK3A0015KB3K is a Hammond Power Solutions HPS Sentinel K energy efficient k-factor distribution transformer rated for 600 volts and below, designed for three-phase applications with non-linear loads. Primary Voltage: 480V Delta; Secondary Voltage: 208Y/120V; Power Rating: 15 kVA; Frequency: 60 Hz. This k-factor transformer is specifically engineered to handle harmonic distortion from non-linear loads commonly found in modern electrical systems. The unit features copper windings, heavy-duty ventilated Type 3R enclosure, and front-accessible separate high and low voltage terminals with connectors suitable for aluminum and copper cable installation. Key Specifications

• Power Rating: 15 kVA
• Primary Voltage: 480V Delta
• Secondary Voltage: 208Y/120V
• Phase: Three Phase
• Frequency: 60 Hz
• Insulation System: 220 degrees C (150 degrees C rise)
• BIL Rating: 10 kV
• Enclosure Type: Heavy duty ventilated Type 3R
• Winding Material: Copper
• UL Listed: File E112313
• CSA Certified: File LR3902
• Meets DOE 2016 and NRCan 2019 efficiency standards

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Specifications

• Part Number: SK3A0015KB3K
• Manufacturer : Hammond Power Solutions
• Brand : Hammond Power Solutions
• Category : Transformer
• Phase : 3
• Enclosure Grade : Standard
• Duty : General Duty
• Frequency : 60Hz
• Primary Voltage : 480D
• Primary Connection : Delta
• Primary FCAN (NPL) : 2x2.5%
• Primary FCBN (NPL) : 4x2.5%
• Secondary Voltage : 208Y/120
• Secondary Connection : Wye-N
• Temperature Rise : 150°C
• Insulation Class : 220°C
• EKVA : 16.8375
• Efficiency Regulation : DOE 2016 (US), NRCAN 2019 (Canada), NMX 2021 (Mexico)
• Seismic Compliance : OSHPD, IBC 2018 (Sds=2.0, z/h=1, lp=1.5)
• Sound Level : 45 dBA (NEMA ST-20)
• Impedance (Std) : 2.5% - 6.5%
• Secondary Termination (NPL) : Mechanical Lugs
• Enclosure Type : Type 3R / IP24
• Enclosure Finish : ANSI 61 Grey, UL50
• Enclosure PN (NPL) : DH1-N3R
• Enclosure Dimensions : 21.88in/556mm(H), 21.5in/547mm(W), 20.12in/512mm(D)
• Electrostatic Shield : Single
• Nameplate : Standard
• Standard kVA : 15
• Vector Configuration : Dyn1 (-30°)
• Seismic Standard Value : IBC 2018
• OSHPD : Yes
• Seismic IP : lp=1.5
• Seismic ZH : z/h=1
• Seismic SDS Value : Sds=2.0
• Enclosure IR Window : No

Product Data

• UPC : 803423130282
• Weight : 210
• Certification : CSA, UL

Documentation and Resources

• Engineering Drawing (PDF)
• Brochure
• Hammond Product Application Videos
• Frequently Asked Questions
• Troubleshooting Guide
• Enclosure CAD Drawing (PDF)